Jawab:
Penjelasan dengan langkah-langkah:
lingkaran
sudut keliling
sudut pusat
sudut sudut talibusur
__
soal 1
<BAC =90 - 20 = 70
soal 2
<ABC = 90 - 55 = 35
soal B
<BAD = 180-88 = 92
<ADC = 180 -92 = 88
soal B2
5x+ 60 = 180
5x= 120
x= 24
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Jawab:
Penjelasan dengan langkah-langkah:
lingkaran
sudut keliling
sudut pusat
sudut sudut talibusur
__
soal 1
<BAC =90 - 20 = 70
soal 2
<ABC = 90 - 55 = 35
soal B
<BAD = 180-88 = 92
<ADC = 180 -92 = 88
soal B2
5x+ 60 = 180
5x= 120
x= 24